An internal validity threat in which the researcher's expectations concerning the outcome of an experiment actually contribute to producing certain outcomes is known as the ____ effect
a. Hawthorne
b. John Henry
c. Diffusion
d. Pygmalion
e. Experimenter effect
E
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Explain how a researcher should handle results that are opposite to what was hypothesized (negative results)
What will be an ideal response?
In the early twentieth century, Watson shifted the content of psychology to
a. the science of conscious experience. b. observable behavior and mental events. c. examination of one's inner beliefs. d. learning and motivation.
Which of the following practices does research suggest is a promising alternative to typical classroom questioning practices?
A) Train students to wait 3 to 5 seconds before asking a question. B) Shorten the typical lag in teachers' questioning practices. C) Reduce pressure by asking lower-achieving students fewer questions. D) Encourage all students to ask more questions.
Aptitude tests differ from ability tests primarily in their:
A. format. B. difficulty. C. purpose. D. content.